CVEvulnerability

CVE-2026-86141

3.3 LOW Published 2026-09-05 Modified 2026-09-15 Official page ↗

Status: Analyzed
Published: 2026-09-05
Last modified: 2026-09-15
Assigner: [email protected]
CVSS 3.1 ([email protected]): 2.9 LOW — CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1 ([email protected]): 3.3 LOW — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Weaknesses: CWE-252

Description

xmlregexp in libxml2 before 2.15.4 has a NULL pointer dereference in xmlRegNewParserCtxt after a strdup failure, i.e., it does not calculate a string length after NULL checking.

Affected configurations

• xmlsoft libxml2 (< 2.15.4)

Weakness · CWE (1)

CWE-252 Unchecked Return Value weakness

References

https://github.com/GNOME/libxml2/commit/e89a8aae4c9b40cdafcf66b3f9e57c62db37bb55 Patch
https://github.com/GNOME/libxml2/compare/v2.15.3...v2.15.4 Release Notes
https://gitlab.gnome.org/GNOME/libxml2/-/work_items/1107 Vendor Advisory

CVE-2026-86141

Description

Affected configurations

Related

Weakness · CWE (1)

References